Hsinchu, Taiwan, June 15, 2010 - UMC (NYSE: UMC; TSE: 2303), a leading global semiconductor foundry, today held its 2010 annual shareholders meeting, during which shareholders approved all agenda items including UMC's 2009 business report and financial statements.

At the meeting, shareholders also approved:

• The 2009 retained earnings distribution, which includes shareholder cash dividend of NT$6,233 million, estimated at NT$0.50 per share, employee cash bonus of NT$965 million, and directors' remuneration of NT$9.6 million.
• The amendment of the Company's "Financial Derivatives Transaction", "Acquisition or Disposal of Assets", "Loan Procedure" and "Endorsements and Guarantees Procedure".
• To release the Director from non-competition restrictions.
• The issuance plan of private placement for common shares, ADR/GDR or CB/ECB, including Secured or Unsecured Corporate Bonds.
  
  

Details of each agenda item can be found in the investor relations section at http://www.umc.com.

UMC (NYSE: UMC, TSE: 2303) is a leading global semiconductor foundry that provides advanced technology and manufacturing services for applications spanning every major sector of the IC industry. UMC's customer-driven foundry solutions allow chip designers to leverage the strength of the company's leading-edge processes, which include production proven 65nm, 45/40nm, mixed signal/RFCMOS, and a wide range of specialty technologies. Production is supported through 10 wafer manufacturing facilities that include two advanced 300mm fabs; Fab 12A in Taiwan and Singapore-based Fab 12i are both in volume production for a variety of customer products. The company employs approximately 13,000 people worldwide and has offices in Taiwan, Japan, Singapore, Europe, and the United States. UMC can be found on the web at http://www.umc.com.